package com.farmpost.server.config;


import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.service.*;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spi.service.contexts.SecurityContext;
import springfox.documentation.spring.web.plugins.Docket;
import springfox.documentation.swagger2.annotations.EnableSwagger2;

import java.util.ArrayList;
import java.util.List;

@Configuration
@EnableSwagger2
public class Swagger2Config {

    @Bean
    public Docket createRestApi() {
        return new Docket(DocumentationType.SWAGGER_2)
                .apiInfo(apiInfo())
                .select()
                .apis(RequestHandlerSelectors.basePackage("com.farmpost.server.controller"))
                .paths(PathSelectors.any())
                .build()
                .securitySchemes(securityScheme())
                .securityContexts(securityContexts());
    }

    @Bean
    public ApiInfo apiInfo() {
        return new ApiInfoBuilder()
                .title("邮家小区交流系统")
                .description("邮家小区交流系统-接口文档")
                .contact(new Contact("farmpost","http://localhost:8888","kinggaga2014@gmail.com"))
                .version("1.0.0")
                .build();
    }
    @Bean
    public List<ApiKey> securityScheme() {
        List<ApiKey> list = new ArrayList<>();
        ApiKey apiKey = new ApiKey("Authorization","Authorization","Header");
        list.add(apiKey);
        return list;
    }

    @Bean
    public List<SecurityContext> securityContexts() {
        List<SecurityContext> list = new ArrayList<>();
        list.add(getContextByPath("/hello.*"));
        return list;
    }

    private SecurityContext getContextByPath(String pathRegex) {
        return SecurityContext.builder()
                .securityReferences(defaultAuth())
                .forPaths(PathSelectors.regex(pathRegex))
                .build();
    }

    private List<SecurityReference> defaultAuth() {
        List<SecurityReference> list = new ArrayList<>();
        AuthorizationScope authorizationScope = new AuthorizationScope("global","accessEverything");
        AuthorizationScope[] authorizationScopes = new AuthorizationScope[1];
        authorizationScopes[0] = authorizationScope;
        list.add(new SecurityReference("Authorization",authorizationScopes));
        return list;
    }
}
